/Engine/Source/Editor/BlueprintGraph/Classes/BlueprintComponentNodeSpawner.h
Takes care of spawningUK2Node_AddComponentnodes. Acts as the "action" portion of certain FBlueprintActionMenuItems. Evolved fromFEdGraphSchemaAction_K2AddComponent.
class UBlueprintComponentNodeSpawner : public [UBlueprintNodeSpawner](API\Editor\BlueprintGraph\UBlueprintNodeSpawner)